Unaccompanied young people have been flooding across the border and crowding temporary shelters in the U.S. Is the reason this has been happening due to lax border security combined with an expectation the U.S. government might soon grant blanket amnesty to people in the country illegally?

According to Josh Earnest, who is replacing Jay Carney as White House press secretary, the blame is elsewhere:

Earnest: "deliberate misinformation campaign" by syndicates in Latin America leading children to believe if they arrive in US they can stay